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?? DebugFormatterHelper.php(3.32 KB)
?? DescriptorHelper.php(2.43 KB)
?? Dumper.php(1.98 KB)
?? FormatterHelper.php(2.34 KB)
?? Helper.php(5.06 KB)
?? HelperInterface.php(846 B)
?? HelperSet.php(2.52 KB)
?? InputAwareHelper.php(747 B)
?? ProcessHelper.php(4.87 KB)
?? ProgressBar.php(18.28 KB)
?? ProgressIndicator.php(7.02 KB)
?? QuestionHelper.php(19.05 KB)
?? SymfonyQuestionHelper.php(3.2 KB)
?? Table.php(29.15 KB)
?? TableCell.php(1.77 KB)
?? TableCellStyle.php(2.22 KB)
?? TableRows.php(581 B)
?? TableSeparator.php(531 B)
?? TableStyle.php(12.39 KB)

Editing: HelperSet.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Console\Helper;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Exception\InvalidArgumentException;

/**
 * HelperSet represents a set of helpers to be used with a command.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 *
 * @implements \IteratorAggregate<string, Helper>
 */
class HelperSet implements \IteratorAggregate
{
    /** @var array<string, Helper> */
    private $helpers = [];
    private $command;

/**
     * @param Helper[] $helpers An array of helper
     */
    public function __construct(array $helpers = [])
    {
        foreach ($helpers as $alias => $helper) {
            $this->set($helper, \is_int($alias) ? null : $alias);
        }
    }

public function set(HelperInterface $helper, ?string $alias = null)
    {
        $this->helpers[$helper->getName()] = $helper;
        if (null !== $alias) {
            $this->helpers[$alias] = $helper;
        }

$helper->setHelperSet($this);
    }

/**
     * Returns true if the helper if defined.
     *
     * @return bool
     */
    public function has(string $name)
    {
        return isset($this->helpers[$name]);
    }

/**
     * Gets a helper value.
     *
     * @return HelperInterface
     *
     * @throws InvalidArgumentException if the helper is not defined
     */
    public function get(string $name)
    {
        if (!$this->has($name)) {
            throw new InvalidArgumentException(sprintf('The helper "%s" is not defined.', $name));
        }

return $this->helpers[$name];
    }

/**
     * @deprecated since Symfony 5.4
     */
    public function setCommand(?Command $command = null)
    {
        trigger_deprecation('symfony/console', '5.4', 'Method "%s()" is deprecated.', __METHOD__);

$this->command = $command;
    }

/**
     * Gets the command associated with this helper set.
     *
     * @return Command
     *
     * @deprecated since Symfony 5.4
     */
    public function getCommand()
    {
        trigger_deprecation('symfony/console', '5.4', 'Method "%s()" is deprecated.', __METHOD__);

return $this->command;
    }

/**
     * @return \Traversable<string, Helper>
     */
    #[\ReturnTypeWillChange]
    public function getIterator()
    {
        return new \ArrayIterator($this->helpers);
    }
}

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